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Finding the Fourth Proportional to 881,503.97, 1,321,480.65 and 349,398.59

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Solution

The fourth proportional to 881,503.97, 1,321,480.65 and 349,398.59 is: 523,790.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,503.97 : 1,321,480.65 = 349,398.59 : x
  2. Step 2: Convert to fraction form
    881,503.97/1,321,480.65 = 349,398.59/x
  3. Step 3: Cross multiply
    881,503.97x = 1,321,480.65 × 349,398.59
  4. Step 4: Simplify right side
    881,503.97x = 461,723,475,822.28
  5. Step 5: Solve for x
    x = 461,723,475,822.28/881,503.97
  6. Step 6: Final answer
    x = 523,790.58

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